Joist Designer

Project Parameters

Geometry

Span ft

Long side ft

Spacing ft o.c.

Loads

Floor loads

DL psf

LL psf

Project

Grade

Camber

Edge joists

Project Information

Used in drawing title block and PDF output.

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Designations follow SJI K/LH/DLH-Series conventions. All designs are preliminary and must be reviewed and stamped by a licensed P.Eng. (Ontario) before fabrication or procurement.

© 2019–2026 8co Structural Inc., operating as DeckCo. All rights reserved. This tool, its design, output format, and drawings are the intellectual property of 8co Structural Inc. Engineering calculations reference SJI, CSA, NBC, and CISC standards. Output drawings are preliminary and require P.Eng. review. Unauthorized reproduction of this tool or its outputs for commercial purposes is prohibited.

Live Joist Drawing & Specifications

DECKCO — OPEN WEB STEEL JOIST —

NOT APPROVED FOR CONSTRUCTION — PRELIMINARY DESIGN — REQUIRES P.Eng. STAMP

Project

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Client

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Project No.

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Address

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Date

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Drawing No.

S.00 — S.03

Sheets

S.01 | S.02 | S.03

Cover + TOC

S.00

Revision

P1 — Preliminary

Scale / Size

NTS / A3

Metric: —

Drawn by: DeckCo / 8co Structural Inc.

Checked by: P.Eng. (Ontario) — pending review

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Enter parameters on the left

Unit weight

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Total steel

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Wt / joist

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Bridging rows

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Layout Summary

Qty / floor

—

Actual spacing

—

Bay area

—

Total joists

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Joist Schedule — All Levels Auto-calculated per level

Table of Contents

DRG NO.	DESCRIPTION	SHEET
S.00	Cover Sheet, Table of Contents & General Notes	1 of 4
S.01	Preliminary Design — Elevation, Section, Seat Detail	2 of 4
S.02	Shop Fabrication Drawing — BOM, Details, Notes	3 of 4
S.03	Design Calculation Notebook — Codes & References	4 of 4

Legend

Top / Bottom Chord — 2L double angles (typ.)

Web Members — diagonal + vertical

Applied uniform load (UDL) — w plf

Section cut / reference line

Dimension line with tick marks

Bearing seat angle (typ. both ends)

HSS web member (LH / DLH Series)

Material Weight Breakdown

Elevation View — S.01 Schematic — not to scale

Joist Layout Plan — S.04 Plan view — not to scale

Cross-Section & Steel Shapes — S.01 Schematic — not to scale

Shop Fabrication Drawing — S.02 Preliminary — not for construction

Joist Specifications

Calculation Notebook

Design Codes & References

All calculations in this tool are based on the following codes and standards. Click any link to open the official source.